What are the oracle built-in data types?
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what are corelated subqueries
How do I learn what codesets are available in oracle?
What is Trace File ?
can a view be updated?
when do u go for hash partitioning?
What is a package in oracle?
write a query to count number of alphabets in given string for example "APPLE" write a query to generate sequence from 50 to 100 write a query to display in single string "ABCD,EFGH,IJKL,PQRS"
Is it possible to set second Primary Key Constraint in a table in Oracle Database ?
What do you understand by database schema and what does it hold?
What is self-referential integrity constraint ?
Using the relations and the rules set out in the notes under each relation, write table create statements for the relations EMPLOYEE, FIRE and DESPATCH. You should aim to provide each constraint with a formal name, for example table_column_pk.
Difference between oracle's plus (+) notation and ansi join notation?